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tire grinding patent

tire grinding patent

US3883996A - Tread grinding wheel - Google Patents

A tire tread grinding wheel comprising a pair of hub sections having peripheral wedging flanges on which an abrading sleeve is mounted. The hub sections include orientation and aligning means permitting assembly and disassembly of the wheel unit either on or separate from the grinding equipment. The wedging flanges are ground so that the sleeve is forced into true round as the

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Method and apparatus for grinding tires - Compagnie ...

1994-4-26  The present invention relates to the grinding of tires. The invention proposes a method of grinding new or used tires and proposes a machine for the grinding on the vehicle of a tire which has previously been installed on the vehicle. Tire grinding operations are well known and are described, for instance, in U.S. Pat. Nos. 3,943,806 and 4,936,054.

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TIRE GRINDING METHOD AND GRINDING DEVICE -

1. A tire grinding method comprising: when a tire to be retreaded is loaded to a holding mechanism of a grinding device and a tread portion of the tire to be retreaded that is rotated by the holding mechanism about a device axial center is to be grinded by grinding means, detecting, with a metal detection sensor, along a rotating direction whose center is the device axial

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US6431963B1 - Tire uniformity machine grinder - Google

A grinder in a tire uniformity machine that receives a tire for testing, the grinder including an arm received in bearings; a grinding head supported on the arm, the grinding head having a rotatable grinding stone and a motor causing the rotation of the grinding stone; and a linear actuator operatively engaging the arm to selectively cause axial movement thereof causing the

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HARMONIC COMPOSITE GRINDING OF TIRES - GENERAL

Tire grinding machines are known which automatically remove small amounts of rubber from the shoulders of the tire in response to automatically sensed variations in the force reaction between the tire and a load wheel. Examples of such machines may be found in at least the following U.S. Pat. Nos.: 3,553,903 dated Jan. 12, 1971

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Dust collection and removal system - Akron Special ...

What is claimed is: 1. In a machine having grinding wheels for selectively engaging the periphery of a tire, a dust collection and removal apparatus comprising: a) shroud means for housing the grinding wheels; b) vacuum means for collecting and removing dislodged dust from the tire surface and surrounding area, said vacuum means being connected to said shroud means

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Building materials from recycled tires - WOODS; RICHARD J.

1997-6-20  A process for forming a building unit from ground motor vehicle tires. The process includes the steps of grinding a number of tires to create a ground tire mixture which includes ground rubber metal strands and fiber pieces. Between 15% and 20% of adhesive comprising asphalt is added to the mixture. The asphalt containing mixture is then placed ...

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US2546225A - Locomotive and car wheel grinding

US2546225A US116716A US11671649A US2546225A US 2546225 A US2546225 A US 2546225A US 116716 A US116716 A US 116716A US 11671649 A US11671649 A US 11671649A US 2546225 A US2546225 A US 2546225A Authority US United States Prior art keywords wheel wheels grinding frame car Prior art date 1949-09-20 Legal status (The legal

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DE1726169U - WHEEL RIM. - Google Patents

DE1726169U DE1956N0006291 DEN0006291U DE1726169U DE 1726169 U DE1726169 U DE 1726169U DE 1956N0006291 DE1956N0006291 DE 1956N0006291 DE N0006291 U DEN0006291 U DE N0006291U DE 1726169 U DE1726169 U DE 1726169U Authority DE Germany Prior art keywords wheel rim rim wheel Prior art date 1956-02-16 Legal status (The

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Search for patents USPTO

Patents may be searched in the USPTO Patent Full-Text and Image Database (PatFT). The USPTO houses full text for patents issued from 1976 to the present and PDF images for all patents from 1790 to the present. Searching Full Text Patents (Since 1976) Customize a search on all or a selected group of elements (fields) of a patent. Quick Search

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TIRE GRINDING METHOD AND GRINDING DEVICE -

1. A tire grinding method comprising: when a tire to be retreaded is loaded to a holding mechanism of a grinding device and a tread portion of the tire to be retreaded that is rotated by the holding mechanism about a device axial center is to be grinded by grinding means, detecting, with a metal detection sensor, along a rotating direction whose center is the device axial center, a distance ...

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Tire uniformity correction without grinding - Patent EP ...

EP-0587853-B1 chemical patent summary.

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US Patent for Process for producing hybrid carbon black ...

2013-6-28  A pyrolysis process for used tire granules which is known from WO 2011/035812 A1 enables the industrial production of recycled carbon black which, because of its high quality, can be used again in rubber and tire production. Recycled carbon black has different particle sizes because of the process regime in the pyrolysis.

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A Beginner's Guide to Tire Shredding and Recycling

2020-6-3  This machine utilizes patent-pending technology to remove valuable rubber from all sides of a tire. Afterward, you can process, package, and resell it. Or, you can convert quality rubber into other useful products such as water tanks or tire-derived fuel (TDF).

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OTR Tire Recycling Rubber Removal Machine: Eco Razor 63

Home / Shredding Grinding / Eco Razor 63. Eco Razor 63. The Eco Razor 63 is the ultimate in high quality rubber removal and preparation for down stream processing of the largest tires on earth. The patent pending technology allows processors to remove

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Tire Shredding Equipment Rubber Recycling Machinery

The patent pending technology allows processors to remove valuable rubber from all three sides of the tire. The rubber that has been removed is ready to be screened packaged, and sold. Small changes in the blade configuration allows flexibility in the size of the output material to better target the most valuable size in the market.

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Tire Shredding: ECO Grater

The ECO Grater series is the ultimate machine for mid-stream grinding and steel separation. The ECO Grater is designed to take pre-shredded tire chips and produce between 38-16 mm (1.50” – 0.625” inch) wire-free rubber chips or mulch. Each unit

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Issue Dates and Patent Numbers Since 1836

2002-5-1  A brief description of these patent documents is provided on the following page. The patent documents listed in this report are as follows: 1) 1836-Series Patents (Utility Patents) - Mechanical, electrical, and chemical patents issued since July 13, 1836, which are frequently designated as "utility" patents, are included in this document set.

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EPO - Searching for patents

2021-8-11  Technical information. We provide access to the largest single source of technical information in the world: our databases containing millions of patent documents. This allows you to see what already exists, find out about technical aspects of your competitors’ work or spot trends in technology. Technical information.

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US Patent, Patent Application and Patent Search - Justia ...

Browse Patents by US Classification. Apparel (Class 2) Baths, closets, sinks, and spittoons (Class 4) Beds (Class 5) Compound tools (Class 7) Bleaching and dyeing; fluid treatment and chemical modification of textiles and fibers (Class 8) Boot and shoe

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Tire uniformity correction without grinding - Patent EP ...

EP-0587853-B1 chemical patent summary.

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Tire Pyrolysis - Metso Outotec

The tire pyrolysis system consists of an indirectly fired rotary kiln, steel recovery, char handling, grinding pelletizing circuit, oil condensing system and gas cleaning system. The system is designed to operate 24 hours per day, 7 days per week.

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Devulcanization Technologies for Recycling of Tire-Derived ...

The article addresses established devulcanization technologies and novel processes described in the scientific and patent literatures. On the one hand, tires have become high-tech products, where the simultaneous improvement of wet traction, rolling resistance, and abrasion resistance (the so-called "magic triangle") is hard to achieve.

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Technology: Devulcanization Tyromer

Our patented process has successfully devulcanized different scrap tire crumbs – whole-tire, tread-only, ambient grind, cryo-grind, truck retread buffing, OTR retread buffing, etc. from 20 mesh to 60 mesh. Our technology can also devulcanize non-tire rubbers such as EPDM and silicone rubber for reuse.

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Alibaba - Tire recycling machinery,tire crusher machine

10 National patents(3 National Invention Patents,7 National Practical New Patents) CE,ISO certificates and many related awards. Offer turnkey solutions for tire recycling Since the year 2000, Dongguan Yuntong Environmental Protection Technology Co., Ltd. focused on research and development of waste tyre recycling equipment.

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A Beginner's Guide to Tire Shredding and Recycling

2020-6-3  This machine utilizes patent-pending technology to remove valuable rubber from all sides of a tire. Afterward, you can process, package, and resell it. Or, you can convert quality rubber into other useful products such as water tanks or tire-derived fuel (TDF).

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Elgirubber

Founded in 1924 in Milwaukee as a tire accessory distributor and tire repair manufacturer. First patent holder of combination repairs (patch + plug) Expanded into liquids, cements and retreading and industrial compounds in 1976. Elgi acquired Midwest in 2011. Focus on industrial rubber compound processing using calendar and extrusion equipment.

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Production and Applications of Crumb Rubber EcoMENA

2018-12-9  Ambient Mechanical Grinding. In ambient mechanical grinding process, the breaking up of a scrap tire happens at or above normal room temperature. Ambient grinding is a multi-step technology and uses whole or pre-treated car or truck tires in

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Search for patents USPTO

Patents may be searched in the USPTO Patent Full-Text and Image Database (PatFT). The USPTO houses full text for patents issued from 1976 to the present and PDF images for all patents from 1790 to the present. Searching Full Text Patents (Since 1976) Customize a search on all or a selected group of elements (fields) of a patent. Quick Search

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Health Effects of Tire Rubber Exposure

2015-2-9  Recycled tire-derived rubber is considered a tire-derived material (TDM) that is used as a feedstock material in the manufacturer of tire-derived products (TDP) and for a wide variety of end uses. TDM is used in athletic, recreation and play surfaces intended to prevent injuries from impact with the surface during play or falls and lower ...

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